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7.5
CVE-2026-34486EXPLOITEDPATCHED
apache · tomcat

Apache Tomcat: Fix for CVE-2026-29146 allowed bypass of EncryptInterceptor

Description

Missing Encryption of Sensitive Data vulnerability in Apache Tomcat due to the fix for CVE-2026-29146 allowing the bypass of the EncryptInterceptor. This issue affects Apache Tomcat: 11.0.20, 10.1.53, 9.0.116. Users are recommended to upgrade to version 11.0.21, 10.1.54 or 9.0.117, which fix the issue.

Affected Products

VendorProductVersions
apachetomcat11.0.20, 10.1.53, 9.0.116

Also Affects

Downstream vendors/products affected by this vulnerability

VendorProductSourceConfidence
apachetomcatcert_advisory90%
atlassianbitbucketcert_advisory90%
atlassianbamboocert_advisory90%
atlassianconfluencecert_advisory90%
atlassianjiracert_advisory90%

References

  • https://lists.apache.org/thread/9510k5p5zdvt9pkkgtyp85mvwxo2qrly(vendor-advisory)

Related News (11 articles)

Tier B
CERT-FR15d ago
Bulletin d'actualité CERTFR-2026-ACT-034 (10 août 2026)
→ No new info (linked only)
Tier D
Heise Security17d ago
Angreifer attackieren IBM Langflow und Apache-Tomcat-Server
→ No new info (linked only)
Tier D
BleepingComputer19d ago
CISA warns of hackers exploiting Langflow, N-central, Apache Tomcat flaws
→ No new info (linked only)
Tier D
Infosecurity Magazine24d ago
Chinese Hacker Uses DeepSeek AI to Orchestrate Vulnerability Exploits
→ No new info (linked only)
Tier B
CERT-FR68d ago
Multiples vulnérabilités dans les produits Atlassian (18 juin 2026)
→ No new info (linked only)
Tier B
BSI Advisories68d ago
[NEU] [hoch] Atlassian Bamboo, Bitbucket, Confluence, Fisheye, Crucible, Jira und Jira Service Management: Mehrere Schwachstellen
→ No new info (linked only)
Tier D
The Hacker News126d ago
⚡ Weekly Recap: Vercel Hack, Push Fraud, QEMU Abused, New Android RATs Emerge & More
→ No new info (linked only)
Tier B
BSI Advisories136d ago
[NEU] [mittel] Apache Tomcat und Tomcat Native: Mehrere Schwachstellen
→ No new info (linked only)
Tier B
CERT-FR137d ago
Multiples vulnérabilités dans Apache Tomcat (10 avril 2026)
→ No new info (linked only)
Tier C
oss-security137d ago
CVE-2026-34486: Apache Tomcat: Fix for CVE-2026-29146 allowed bypass of EncryptInterceptor
→ No new info (linked only)
Tier C
VulDB137d ago
CVE-2026-34486 | Apache Tomcat up to 9.0.116/10.1.53/11.0.20 missing encryption
→ No new info (linked only)
CVSS 3.17.5 NONE
CISA KEV❌ No
Actively exploited✅ Yes
Patch available
org.apache.tomcat:tomcat@11.0.21org.apache.tomcat:tomcat@10.1.54org.apache.tomcat:tomcat@9.0.117org.apache.tomcat:tomcat-tribes@11.0.21org.apache.tomcat:tomcat-tribes@10.1.54org.apache.tomcat:tomcat-tribes@9.0.117
CWECWE-311
PublishedApr 9, 2026
Last enriched137d agov2
Trending Score11
Source articles11
Independent8
Info Completeness9/14
Missing: epss, kev, exploit, iocs, mitre_attack

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Related CVEs (5)

NONECVE-2026-53434EXP
Apache Tomcat: Invalid CRL configuration doesn't trigger failure for FFM Connector
Trending: 43
CRITICALCVE-2026-59084EXP
Apache Tomcat: EncryptInterceptor requirements not clearly documented
Trending: 37
HIGHCVE-2026-29167EXP
Apache HTTP Server: mod_ldap per-dir use-after-free
Trending: 37
HIGHCVE-2026-57819
Apache CXF: No default restriction on the amount of form parameters per message
Trending: 36
HIGHCVE-2026-64958
Apache CXF: Denial of service via message header attachments
Trending: 36

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Verification

State: unverified
Confidence: 0%

Vulnerability Timeline

CVE Published
Apr 9, 2026
Discovered by ZDM
Apr 9, 2026
Updated: description, severity, cvssEstimate, activelyExploited
Apr 9, 2026
Actively Exploited
Aug 10, 2026
Exploit Available
Aug 10, 2026
Patch Available
Aug 10, 2026

Version History

v2
Last enriched 137d ago
v2Tier C137d ago

Updated description with new details, changed severity to HIGH, set CVSS estimate to 7.5, and marked the vulnerability as actively exploited.

descriptionseveritycvssEstimateactivelyExploited
via VulDB
v1137d ago

Initial creation